Commit 98575bb4 authored by unknown's avatar unknown

BUG#19352 return exact error message when parameters overflow in 32-bit platform.


ndb/src/kernel/vm/SimulatedBlock.cpp:
  Return exact error message when parameters overflow in 32-bit platform.
parent a0a664c8
......@@ -658,24 +658,26 @@ SimulatedBlock::allocRecord(const char * type, size_t s, size_t n, bool clear)
void * p = NULL;
size_t size = n*s;
Uint64 real_size = (Uint64)((Uint64)n)*((Uint64)s);
refresh_watch_dog();
if (size > 0){
if (real_size > 0){
#ifdef VM_TRACE_MEM
ndbout_c("%s::allocRecord(%s, %u, %u) = %u bytes",
ndbout_c("%s::allocRecord(%s, %u, %u) = %llu bytes",
getBlockName(number()),
type,
s,
n,
size);
real_size);
#endif
p = NdbMem_Allocate(size);
if( real_size == (Uint64)size )
p = NdbMem_Allocate(size);
if (p == NULL){
char buf1[255];
char buf2[255];
BaseString::snprintf(buf1, sizeof(buf1), "%s could not allocate memory for %s",
getBlockName(number()), type);
BaseString::snprintf(buf2, sizeof(buf2), "Requested: %ux%u = %u bytes",
(Uint32)s, (Uint32)n, (Uint32)size);
BaseString::snprintf(buf2, sizeof(buf2), "Requested: %ux%u = %llu bytes",
(Uint32)s, (Uint32)n, (Uint64)real_size);
ERROR_SET(fatal, ERR_MEMALLOC, buf1, buf2);
}
......
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